1 files changed, 63 insertions, 3 deletions
diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c
index 963e2ffc1e2a..8cbe63401378 100644
--- a/drivers/net/ethernet/intel/ice/ice_common.c
+++ b/drivers/net/ethernet/intel/ice/ice_common.c
@@ -477,9 +477,8 @@ ice_aq_get_netlist_node(struct ice_hw *hw, struct ice_aqc_get_link_topo *cmd,
  * netlist. When found ICE_SUCCESS is returned, ICE_ERR_DOES_NOT_EXIST
  * otherwise. If node_handle provided, it would be set to found node handle.
  */
-int
-ice_find_netlist_node(struct ice_hw *hw, u8 node_type_ctx, u8 node_part_number,
-		      u16 *node_handle)
+static int ice_find_netlist_node(struct ice_hw *hw, u8 node_type_ctx,
+				 u8 node_part_number, u16 *node_handle)
 {
 	struct ice_aqc_get_link_topo cmd;
 	u8 rec_node_part_number;
@@ -2765,6 +2764,67 @@ bool ice_is_pf_c827(struct ice_hw *hw)
 }
 
 /**
+ * ice_is_phy_rclk_in_netlist
+ * @hw: pointer to the hw struct
+ *
+ * Check if the PHY Recovered Clock device is present in the netlist
+ */
+bool ice_is_phy_rclk_in_netlist(struct ice_hw *hw)
+{
+	if (ice_find_netlist_node(hw, ICE_AQC_LINK_TOPO_NODE_TYPE_CLK_CTRL,
+				  ICE_AQC_GET_LINK_TOPO_NODE_NR_C827, NULL) &&
+	    ice_find_netlist_node(hw, ICE_AQC_LINK_TOPO_NODE_TYPE_CLK_CTRL,
+				  ICE_AQC_GET_LINK_TOPO_NODE_NR_E822_PHY, NULL))
+		return false;
+
+	return true;
+}
+
+/**
+ * ice_is_clock_mux_in_netlist
+ * @hw: pointer to the hw struct
+ *
+ * Check if the Clock Multiplexer device is present in the netlist
+ */
+bool ice_is_clock_mux_in_netlist(struct ice_hw *hw)
+{
+	if (ice_find_netlist_node(hw, ICE_AQC_LINK_TOPO_NODE_TYPE_CLK_MUX,
+				  ICE_AQC_GET_LINK_TOPO_NODE_NR_GEN_CLK_MUX,
+				  NULL))
+		return false;
+
+	return true;
+}
+
+/**
+ * ice_is_cgu_in_netlist - check for CGU presence
+ * @hw: pointer to the hw struct
+ *
+ * Check if the Clock Generation Unit (CGU) device is present in the netlist.
+ * Save the CGU part number in the hw structure for later use.
+ * Return:
+ * * true - cgu is present
+ * * false - cgu is not present
+ */
+bool ice_is_cgu_in_netlist(struct ice_hw *hw)
+{
+	if (!ice_find_netlist_node(hw, ICE_AQC_LINK_TOPO_NODE_TYPE_CLK_CTRL,
+				   ICE_AQC_GET_LINK_TOPO_NODE_NR_ZL30632_80032,
+				   NULL)) {
+		hw->cgu_part_number = ICE_AQC_GET_LINK_TOPO_NODE_NR_ZL30632_80032;
+		return true;
+	} else if (!ice_find_netlist_node(hw,
+					  ICE_AQC_LINK_TOPO_NODE_TYPE_CLK_CTRL,
+					  ICE_AQC_GET_LINK_TOPO_NODE_NR_SI5383_5384,
+					  NULL)) {
+		hw->cgu_part_number = ICE_AQC_GET_LINK_TOPO_NODE_NR_SI5383_5384;
+		return true;
+	}
+
+	return false;
+}
+
+/**
  * ice_is_gps_in_netlist
  * @hw: pointer to the hw struct
  *